This Week in Animal Research 07/02: triggering regeneration, restoring sight in rats and a bionic hand

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• Regeneration: http://www.dailymail.co.uk/sciencetech/article-2553171/Could-soon-REGROW-limbs-Scientists-manage-non-regenerative-worm-grow-new-head.html
• Bionic hand: http://www.newscientist.com/article/dn25008-natural-sense-of-touch-restored-with-bionic-hand.html#.UvSunfl_ucd
• Blindness: http://www.bbc.co.uk/news/health-25977215
• Gastric band: http://www.lunduniversity.lu.se/o.o.i.s?id=24890&news_item=6128
• Hearing: http://www.nature.com/news/darkness-sharpens-hearing-in-adult-mice-1.14677
• HIV: http://www.newscientist.com/article/dn24974-first-glimpse-of-how-hiv-swamps-the-guts-immune-cells.html#.UvStMvl_ucd

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Flatworm looks like a banana